What is the Least Common Multiple of 39508 and 39512?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 39508 and 39512 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39508 and 39512, than apply into the LCM equation.

GCF(39508,39512) = 4
LCM(39508,39512) = ( 39508 × 39512) / 4
LCM(39508,39512) = 1561040096 / 4
LCM(39508,39512) = 390260024

Least Common Multiple (LCM) of 39508 and 39512 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39508 and 39512. First we will calculate the prime factors of 39508 and 39512.

Prime Factorization of 39508

Prime Factorization of 39512

Now multiplying the highest exponent prime factors to calculate the LCM of 39508 and 39512.

LCM(39508,39512) = 2³ × 7¹ × 17¹ × 83¹ × 11¹ × 449¹
LCM(39508,39512) = 390260024